The fact that she can't talk makes ________ difficult for her to communicate with her new classmates.
34. The CCTV Spring Festival Evening Party is a big stage, ________ many new actors or actresses are to become famous.
33. The father asked the boy again, raising his voice a bit, but still ________ no reply.
32. It was 8:30 in the evening ________ the soldiers arrived at the village.
31. ________ each other for long, the two brothers decided to meet soon.
30. Pupils usually would like to take ________ advice their teachers give.